The Advanced Teaching and Learning Academic Server (Atlas) is a software system that supports web-based learning. Students can register for courses, and can navigate through perso...
At the heart of most computer systems is a file system. The file system contains user data, executable programs, configuration and authorization information, and (usually) the bas...
The heterogeneous nature and independent administration of geographically dispersed resources in Grid, demand the need for access control using fine-grained policies. In this pape...
Elisa Bertino, Pietro Mazzoleni, Bruno Crispo, Swa...
A user who wants to use a service forbidden by their site's usage policy can masquerade their packets in order to evade detection. One masquerade technique sends prohibited tr...
With physical attacks threatening the security of current cryptographic schemes, no security policy can be developed without taking into account the physical nature of computation....